| Nominal | 40643 |
| Cardinal | forty thousand six hundred forty-three |
Cardinal forty thousand six hundred forty-three | |
| Ordinal | 40,643rd |
| Number of digits | 5 |
| Sum of digits | 17 |
| Product of digits | 0 |
| Number parity | Odd |
| Prime factorization | 97 x 419 |
| Prime factors | 97, 419 |
| Number of distinct prime factors ω(n) | 2 |
| Total number of prime factors Ω(n) | 2 |
| Sum of prime factors | 516 |
| Product of prime factors | 40643 |
| Is 40643 a prime number? | No |
| Is 40643 a semiprime number? | Yes |
| Is 40643 a Chen prime number? | No |
| Is 40643 a Mersenne prime number? | No |
| Is 40643 a Catalan number? | No |
| Is 40643 a Fibonacci number? | No |
| Is 40643 a Idoneal number? | No |
| Square of 40643 (n2) | 1651853449 |
| Cube of 40643 (n3) | 67136279727707 |
| Square root of 40643 | 201.60109126689 |
| Natural Logarithm (ln) of 40643 | 10.612581898426 |
| Decimal Logarithm (log) of 40643 | 4.6089857572325 |
| Sine of 40643 | -0.21416851014447 |
| Cosecant of 40643 | -4.6692205092402 |
| Cosine of 40643 | -0.97679672873249 |
| Secant of 40643 | -1.0237544522673 |
| Tangent of 40643 | 0.21925596579586 |
| Cotangent of 40643 | 4.5608793191565 |
| The spelling of 40643 in words is "forty thousand six hundred forty-three", meaning that: |
| 40643 is not an aban number (as it contains the letter a) |
| 40643 is not an eban number (as it contains the letter e) |
| 40643 is not an iban number (as it contains the letter i) |
| 40643 is not an oban number (as it contains the letter o) |
| 40643 is not a tban number (as it contains the letter t) |
| 40643 is not an uban number (as it contains the letter u) |
| Bengali numerals | ৪০৬৪৩ |
| Eastern Arabic numerals | ٤٠٬٦٤٣ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓂭𓂭𓂭𓍧𓎉𓏼 |
| Khmer numerals | ៤០៦៤៣ |
| Japanese numerals | 四万六百四十三 |
| Roman numerals | n/a |
| Thai numerals | ๔๐๖๔๓ |
| Arabic | أربعون ألف و ستة مائة و ثلاثة و أربعون |
| Croatian | četrdeset tisuća šeststo četrdeset i tri |
| Czech | čtyřicet tisíc šest set čtyřicet tři |
| Danish | fyrre tusinde seks hundrede tre og fyrre |
| Dutch | veertigduizend zeshonderddrieenveertig |
| Estonian | akpe blaene alafa ade blaene vɔ etɔ̃ |
| Faroese | fýrati tusin og sekshundraðogfýratitríggir |
| Filipino | ápat na pû libó’t anim na daán at ápat na pû’t tatló |
| Finnish | neljäkymmentätuhattakuusisataaneljäkymmentäkolme |
| French | quarante mille six cent quarante-trois |
| Greek | σαράντα χίλιάδες εξακόσια σαράντα τρία |
| German | vierzigtausendsechshundertdreiundvierzig |
| Hebrew | ארבעים אלף שש מאות ארבעים ושלוש |
| Hindi | चालीस हज़ार छह सौ तैंतालीस |
| Hungarian | negyvenezerhatszáznegyvenhárom |
| Icelandic | fjörutíu þúsund og sexhundrað og fjörutíu og þrír |
| Indonesian | empat puluh ribu enam ratus empat puluh tiga |
| Italian | quarantamilaseicentoquarantatre |
| Japanese | 四万六百四十三 |
| Korean | 사만 육백사십삼 |
| Latvian | četrdesmit tūkstoši sešsimt četrdesmit trīs |
| Lithuanian | keturiasdešimt tūkstančių šeši šimtai keturiasdešimt trys |
| Norwegian | førti tusen seks hundre og førtitre |
| Persian | چهل هزار و ششصد و چهل و سه |
| Polish | czterdzieści tysięcy sześćset czterdzieści trzy |
| Portuguese | quarenta mil seiscentos e quarenta e três |
| Romanian | patruzeci mii şase sute patruzeci şi trei |
| Russian | сорок тысяч шестьсот сорок три |
| Serbian | четрдесет хиљада шестсто четрдесет и три |
| Slovak | štyridsať tisíc šesťsto štyridsaťtri |
| Slovene | štirideset tisuću šesto štirideset tri |
| Spanish | cuarenta mil seiscientos cuarenta y tres |
| Swahili | elfu arobaini, mia sita na arobaini na tatu |
| Swedish | fyrtiotusensexhundrafyrtiotre |
| Thai | สี่หมื่นหกร้อยสี่สิบสาม |
| Turkish | kırk bin altı yüz kırk üç |
| Ukrainian | сорок тисяч шістсот сорок три |
| Vietnamese | bốn mươi nghìn sáu trăm bốn mươi ba |
| Number 40643 reversed | 34604 | |
| Unicode Character | U+9EC3 | 黃 |
| Unix Timestamp | Thu, 01 Jan 1970 11:17:23 +0000 | |